Item | Specification | Result |
Appearance | White crystalline powder | Conform |
Infrared Spectrum | Passes USP Test | Conform |
Assay(On a dry basis) | 99.0% ~ 100.5% | 99.98% |
Choline | 40.0% ~ 41% | 40.5% |
Water | NMT 0.5% | 0.12% |
PH(10% solution) | 3.0~4.0 | 3.47 |
Specific Rotation | +17.5°~ +18.5° | +18.25° |
Residue on Ignition (before coating) | NMT 0.1% | 0.02% |
Heavy Metals | NMT 10ppm | Conform |
Lead | NMT 0.3ppm | Conform |
Arsenic | NMT 1ppm | Conform |
C'admium | NMT0.2ppm | Conform |
M'ercury | NMT 0.1ppm | Conform |
Residual Solvent | Meets the requirements | Conform |
1,4 - D'ioxane | NMT 10ppm | Conform |
Total Plate Count | NMT 1000cfu/g | Conform |
Teast and Mold | NMT 100cfu/g | Conform |
E.Coli | Negative/10g | Conform |
Salmonella | Negative/25g | Conform |
Staphylococcus | Negative/10g | Conform |
Particle Size | Thru 20 mesh | 100% |
Conclusion | This batch of product complies to the standard. |
2. Choline bitartrate is widely applied in health products and food nutrition added.